[  741.019296] br0: port 1(c1) entered blocking state
[  741.019363] br0: port 1(c1) entered disabled state
[  741.019444] c1: entered allmulticast mode
[  741.019516] c1: entered promiscuous mode
[  741.076861] br0: port 2(c2) entered blocking state
[  741.076978] br0: port 2(c2) entered disabled state
[  741.077059] c2: entered allmulticast mode
[  741.077162] c2: entered promiscuous mode
[  741.135081] br0: port 3(c3) entered blocking state
[  741.135166] br0: port 3(c3) entered disabled state
[  741.135224] c3: entered allmulticast mode
[  741.135353] c3: entered promiscuous mode
[  741.194283] br0: port 4(sender) entered blocking state
[  741.194392] br0: port 4(sender) entered disabled state
[  741.194474] sender: entered allmulticast mode
[  741.194574] sender: entered promiscuous mode
[  741.218556] br0: port 4(sender) entered blocking state
[  741.218674] br0: port 4(sender) entered forwarding state
[  741.218793] br0: port 3(c3) entered blocking state
[  741.218870] br0: port 3(c3) entered forwarding state
[  741.218950] br0: port 2(c2) entered blocking state
[  741.219006] br0: port 2(c2) entered forwarding state
[  741.219073] br0: port 1(c1) entered blocking state
[  741.219132] br0: port 1(c1) entered forwarding state
[  751.938891] br0: port 1(c1) entered disabled state
[  751.939495] c1 (unregistering): left allmulticast mode
[  751.939598] c1 (unregistering): left promiscuous mode
[  751.939675] br0: port 1(c1) entered disabled state
[  751.981906] br0: port 2(c2) entered disabled state
[  751.982329] c2 (unregistering): left allmulticast mode
[  751.982425] c2 (unregistering): left promiscuous mode
[  751.982504] br0: port 2(c2) entered disabled state
[  752.031920] br0: port 3(c3) entered disabled state
[  752.032309] c3 (unregistering): left allmulticast mode
[  752.032394] c3 (unregistering): left promiscuous mode
[  752.032464] br0: port 3(c3) entered disabled state
[  752.078052] br0: port 4(sender) entered disabled state
[  752.078536] sender (unregistering): left allmulticast mode
[  752.078635] sender (unregistering): left promiscuous mode
[  752.078729] br0: port 4(sender) entered disabled state